Fill in the Blank QuestionFill in the blank question.Vitamin is necessary for the proper absorption of calcium by the body and thus is vital for proper bone formation.

Which vitamin is most important for preserving bone health in athletes?Multiple ChoiceVitamin EIronVitamin CVitamin D

What is the role of vitamin D in bone development?Multiple ChoiceVitamin D decreases calcium absorption from the small intestine and thus breaks down bone matrix.Vitamin D increases osteoclastic activity and thus breaks down bone matrix.Vitamin D increases calcium absorption from the small intestine which is used to build bone matrix.

In order to be classified as a vitamin, a compound must meet a number of criteria to be an essential nutrient. Check all that apply.Check All That ApplyThe body can't make the substance.The body can't make the substance.The body can't synthesize enough of the compound to maintain health.The body can't synthesize enough of the compound to maintain health.Absence of the compound from the diet eventually causes a deficiency disorder that is cured when the missing substance is resupplied.Absence of the compound from the diet eventually causes a deficiency disorder that is cured when the missing substance is resupplied.A synthetic version of a compound is provided in amounts of one gram or more per day in supplemental form.A synthetic version of a compound is provided in amounts of one gram or more per day in supplemental form.

In the body, vitamin A helps ________.Multiple Choicethe small intestine absorb calcium and phosphorusmaintain epithelial cellsreduce collagen synthesisinsulin enter cells

Vitamin ______ is needed in the retina of the eye to turn visual light into nerve signals to the brain.Multiple choice question.EADK